1 HNMR和13CNMR光譜鑒定為氧化苦參堿、氧化槐定堿、苦參堿、槐定堿和 lehannine。結(jié)論 首次從苦豆子種子中分得 lehm annine。;Object To study the alkaloid constituents in the seed of Sophora alopecuroides L. and isolation of lehmannine by transhydrogenation of sophocarbine to matrine present in the mixture. Methods Various processes of exchange, ion exchange and column chromatograph with very similar physical and chemical properties was successfully separated by transhydrogenation. Results 5 alkaloids were obtained and identified by elementary analysis, IR, MS, 1HNMR and 13CNMR as oxymatrine, oxysophoridine, matrine, sophoridine and lehmannine (12, 13-dehydromatrine). Conclusion Lehmannine was isolated from the seed of S. alopecuroides for the first time."/>

醉酒后少妇被疯狂内射视频,一本色道久久综合一,在线天堂新版资源www在线下载,中文字幕乱人伦高清视频,中字幕视频在线永久在线观看免费

首頁 > 過刊瀏覽>2001年第卷第4期 >2001(4):293-296
上一篇 | 下一篇

苦豆子種子中生物堿的分離及l(fā)ehmannine的結(jié)構(gòu)確定

Studies on chemical constituents of Eucalyptus camaldulensis var. pendula

發(fā)布日期:2015-01-07
您是第位訪問者
中草藥 ® 2025 版權(quán)所有
技術(shù)支持:北京勤云科技發(fā)展有限公司
津備案:津ICP備13000267號 互聯(lián)網(wǎng)藥品信息服務(wù)資格證書編號:(津)-非經(jīng)營性-2015-0031